Apache start / restart

Test web pages

Point your web browser to
http://<your lpar2rrd host>/lpar2rrd/ as soon as you configure LPAR2RRD
Do not forget to ensure that Apache starts after the OS reboot (there must be a starting script in /etc/rc.... )

Go to the web UI: http://<your web server>/stor2rrd/
Use Ctrl-F5 to refresh the web browser cache.

OS agent is add-on feature for monitoring from operating system level.
It is monitoring CPU, memory utilization, paging, LAN and SAN traffic on all adapters.
It requires the OS agent deployment to every monitored VM or KVM host.
The agent is written in Perl and calls basic OS commands to obtain required statistics like vmstat, iostat.

Notes

LPAR2RRD agent is available since 3.56 release.
You will not need to upgrade LPAR2RRD agents regularly with each LPAR2RRD upgrade.
Read release notes if that is necessary.
Check OS agent upgrade steps.

Implementation is agent less.
Data source is ovirt_engine_history database which is part of Data Warehouse on oVirt/RHV Virtualization Manager.
Tool accesses the ovirt_engine_history database remotely via its SQL API.
ovirt_engine_history database contains only historical performance data. There is only the admin account which we use.

OS Prerequisites

Open network connection to the Red Hat Virtualization Manager on port 5432

Database access

Each Virtualization Manager has its own randomly generated password for ovirt_engine_history database.
To get the database password, you have to connect to your RHV / oVirt engine via SSH and run this command: